/Engine/Plugins/Online/OnlineSubsystem/Source/Public/Interfaces/OnlineGroupsInterface.h
Find all groups matching the specified search string
void FindGroups ( const [FUniqueNetId](API\Runtime\CoreOnline\Online\FUniqueNetId) & ContextUserId, const [FGroupSearchOptions](API\Plugins\OnlineSubsystem\Interfaces\FGroupSearchOptions) & SearchOptions, const [FOnFindGroupsCompleted](API\Plugins\OnlineSubsystem\Interfaces\FOnFindGroupsCompleted) & OnCompleted )